Annual report [Section 13 and 15(d), not S-K Item 405]

Equity Incentive Plans and Stock-Based Compensation - Stock-Based Compensation Expense (Details)

v3.26.1
Equity Incentive Plans and Stock-Based Compensation - Stock-Based Compensation Expense (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Stock-based compensation expense $ 9,509 $ 11,810
Cost Of 3D Printer And Parts [Member]    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Stock-based compensation expense 1,518 999
Cost of Support Services [Member]    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Stock-based compensation expense 526 649
Stock-based compensation recorded in cost of revenue    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Stock-based compensation expense 2,044 1,648
Research and development    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Stock-based compensation expense 1,987 2,630
Selling and marketing    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Stock-based compensation expense 1,030 1,758
General and administrative    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Stock-based compensation expense 4,448 5,774
Stock-based compensation recorded in operating expense    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Stock-based compensation expense 7,465 10,162
Restricted stock units    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Stock-based compensation expense 9,504 11,281
Employee Stock Option    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Stock-based compensation expense 5 125
Earnout shares–employees    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Stock-based compensation expense $ 0 $ 404